High-concerned chemical: NoneInbox adaptor: YesNeedle life: 120HOutput When the frequency is 1KHZ, the sound vibration V in the L direction or R direction is 3.54CM/S or the lateral sound channel vibration speed is 5CM/S. The output is 3.0mV±3dBAcupressure, when testing the tracking for head tracking ability and electrical parameters, should be measured within the 40±MA needle pressureFeatures:1.The moving pickup is high output, and the is not required.2.The for head is more accurate and the sound is more Playing rock, popular, and other types of music can make the sound more delicate.3.The life of the for head is generally 4 times that of ordinary piezoelectric cartridges, better durability.4.The for head can better control the tone color, make the frequency warm and wide, the low frequency is full and flexible, and the high frequency is bright and dry.5.Paratoroidal coils improve generating efficiency6.Stylus's multilevel also wears better than other styli, while reducing the wear on your records7.Wonderful accessory for phonograph, vinyl record player.Note:1.Transition: 1cm=10mm=0.39inch2.Please allow 0-3cm error due to manual measurement. pls make sure you do not mind before you bid.3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Color: As ShownMaterial: MetalPackage Contents:1* record player stylus